23065240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:161

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 39142760

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 31, 38, 40, 44, 55, 62, 76, 88, 89, 95, 110, 124, 152, 155, 178, 190, 209, 220, 248, 310, 341, 356, 380, 418, 440, 445, 589, 620, 682, 712, 760, 836, 890, 979, 1045, 1178, 1240, 1364, 1672, 1691, 1705, 1780, 1958, 2090, 2356, 2728, 2759, 2945, 3382, 3410, 3560, 3916, 4180, 4712, 4895, 5518, 5890, 6479, 6764, 6820, 7832, 8360, 8455, 9790, 11036, 11780, 12958, 13528, 13640, 13795, 16910, 18601, 19580, 22072, 23560, 25916, 27590, 30349, 32395, 33820, 37202, 39160, 51832, 52421, 55180, 60698, 64790, 67640, 74404, 93005, 104842, 110360, 121396, 129580, 148808, 151745, 186010, 209684, 242792, 259160, 262105, 303490, 372020, 419368, 524210, 576631, 606980, 744040, 1048420, 1153262, 1213960, 2096840, 2306524, 2883155, 4613048, 5766310, 11532620, 23065240]

約数ペア:

[(1, 23065240), (2, 11532620), (4, 5766310), (5, 4613048), (8, 2883155), (10, 2306524), (11, 2096840), (19, 1213960), (20, 1153262), (22, 1048420), (31, 744040), (38, 606980), (40, 576631), (44, 524210), (55, 419368), (62, 372020), (76, 303490), (88, 262105), (89, 259160), (95, 242792), (110, 209684), (124, 186010), (152, 151745), (155, 148808), (178, 129580), (190, 121396), (209, 110360), (220, 104842), (248, 93005), (310, 74404), (341, 67640), (356, 64790), (380, 60698), (418, 55180), (440, 52421), (445, 51832), (589, 39160), (620, 37202), (682, 33820), (712, 32395), (760, 30349), (836, 27590), (890, 25916), (979, 23560), (1045, 22072), (1178, 19580), (1240, 18601), (1364, 16910), (1672, 13795), (1691, 13640), (1705, 13528), (1780, 12958), (1958, 11780), (2090, 11036), (2356, 9790), (2728, 8455), (2759, 8360), (2945, 7832), (3382, 6820), (3410, 6764), (3560, 6479), (3916, 5890), (4180, 5518), (4712, 4895)]